package com.liuxingwu.service;

/**
 * @author 扫地生_LiuXingWu
 */
public class UserServiceImpl implements UserService {
    public void add() {
        System.out.println("业务层：增加操作");
    }

    public void delete() {
        System.out.println("业务层：删除操作");
    }

    public void update() {
        System.out.println("业务层：修改操作");
    }

    public void select() {
        System.out.println("业务层：查询操作");
    }
}
